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From: Bjorn Helgaas <helgaas@kernel.org>
To: Logan Gunthorpe <logang@deltatee.com>
Cc: linux-ntb@googlegroups.com, linux-pci@vger.kernel.org,
	linux-kernel@vger.kernel.org, Jon Mason <jdmason@kudzu.us>,
	Dave Jiang <dave.jiang@intel.com>,
	Allen Hubbe <Allen.Hubbe@emc.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Kurt Schwemmer <kurt.schwemmer@microsemi.com>,
	Stephen Bates <sbates@raithlin.com>,
	Serge Semin <fancer.lancer@gmail.com>
Subject: Re: [PATCH v3 09/16] switchtec_ntb: initialize hardware for memory windows
Date: Mon, 31 Jul 2017 15:25:27 -0500	[thread overview]
Message-ID: <20170731202527.GC9303@bhelgaas-glaptop.roam.corp.google.com> (raw)
In-Reply-To: <20170725205753.4735-10-logang@deltatee.com>

On Tue, Jul 25, 2017 at 02:57:46PM -0600, Logan Gunthorpe wrote:
> Add the code to initialize the memory windows in the hardware.
> This includes setting up the requester ID table, and figuring out
> which bar corresponds to which memory window. (Seeing the switch
> can be configured with any number of bars.)

s/bar/BAR/ (twice)

> Also, seeing the device doesn't have hardware for scratchpads or
> determining the link status, we create a shared memory window that has
> these features. A magic number with a version copmonent will be used

s/copmonent/component/

> to determine if the otherside's driver is actually up.

s/otherside/other side/

> The shared memory window also informs the other side of the
> size and count of the local memory windows.

  reply	other threads:[~2017-07-31 20:25 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-25 20:57 [PATCH v3 00/16] Switchtec NTB Support Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 01/16] switchtec: move structure definitions into a common header Logan Gunthorpe
2017-07-31 20:15   ` Bjorn Helgaas
2017-07-31 20:51     ` Logan Gunthorpe
2017-07-31 22:50       ` Bjorn Helgaas
2017-07-25 20:57 ` [PATCH v3 02/16] switchtec: export class symbol for use in upper layer driver Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 03/16] switchtec: add NTB hardware register definitions Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 04/16] switchtec: add link event notifier callback Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 05/16] ntb: ntb_test: ensure the link is up before trying to configure the mws Logan Gunthorpe
2017-08-01 18:07   ` Jon Mason
2017-08-01 18:09     ` Logan Gunthorpe
2017-08-01 18:16       ` Jon Mason
2017-08-01 18:19         ` Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 06/16] ntb: ensure ntb_mw_get_align() is only called when the link is up Logan Gunthorpe
2017-07-31 20:16   ` Bjorn Helgaas
2017-08-01 18:14   ` Jon Mason
2017-08-01 18:17     ` Logan Gunthorpe
2017-08-01 18:28       ` Jon Mason
2017-07-25 20:57 ` [PATCH v3 07/16] ntb: add check and comment for link up to mw_count() and mw_get_align() Logan Gunthorpe
2017-08-01 18:11   ` Jon Mason
2017-07-25 20:57 ` [PATCH v3 08/16] switchtec_ntb: introduce initial NTB driver Logan Gunthorpe
2017-07-31 23:08   ` Dave Jiang
2017-07-25 20:57 ` [PATCH v3 09/16] switchtec_ntb: initialize hardware for memory windows Logan Gunthorpe
2017-07-31 20:25   ` Bjorn Helgaas [this message]
2017-08-01 18:55   ` Jon Mason
2017-07-25 20:57 ` [PATCH v3 10/16] switchtec_ntb: initialize hardware for doorbells and messages Logan Gunthorpe
2017-07-31 20:26   ` Bjorn Helgaas
2017-07-25 20:57 ` [PATCH v3 11/16] switchtec_ntb: add skeleton NTB driver Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 12/16] switchtec_ntb: add link management Logan Gunthorpe
2017-07-31 20:27   ` Bjorn Helgaas
2017-07-25 20:57 ` [PATCH v3 13/16] switchtec_ntb: implement doorbell registers Logan Gunthorpe
2017-08-01 18:59   ` Jon Mason
2017-07-25 20:57 ` [PATCH v3 14/16] switchtec_ntb: implement scratchpad registers Logan Gunthorpe
2017-08-01 19:10   ` Jon Mason
2017-08-01 22:26     ` Logan Gunthorpe
2017-08-02 13:06       ` Allen Hubbe
2017-08-02 13:06         ` Allen Hubbe
2017-08-02 16:32         ` Jon Mason
2017-08-02 17:02           ` Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 15/16] switchtec_ntb: add memory window support Logan Gunthorpe
2017-07-25 20:57 ` [PATCH v3 16/16] switchtec_ntb: update switchtec documentation with notes for NTB Logan Gunthorpe
2017-07-26 13:09 ` [PATCH v3 00/16] Switchtec NTB Support Allen Hubbe
2017-07-26 13:09   ` Allen Hubbe

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